PlaySudoku.us
Easy
Medium
Hard
Expert
Evil
Learn
💡 Did you know?
9
2
7
6
8
5
1
1
3
8
7
6
4
5
1
2
5
4
8
4
9
3
1
✓ Completed!
00:00
⏸
8
2
7
5
9
6
1
4
1
3
6
8
7
5
1
5
4
9
4
3
1
2
8
1
2
3
4
5
6
7
8
9
✕
↩
Undo
✕
Erase
💡
Hint
💡 Did you know?